Practice Problems for Subnetting

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24 Οκτ 2013 (πριν από 3 χρόνια και 9 μήνες)

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Practice Problems for

S
ubnetting

Page
1

of
1


1.

Your company received the following assigned IP
network number
:
221
.
163.175.
0

You want to set up your company network to limit the number of hosts on each
sub
net to
approximately 125.

1.1.

What class of address is this?

1.2.

How many bits must be borrowed from the

host bits to be used for network bits?

1.3.

What is the subnet mask that this setup requires?

1.4.

What is the possible number of subnets?

1.5.

How many subnets actually can be used?

1.6.

How many possible hosts could be on each subnet?

1.7.

How many actual hosts could be on each

subnet?

1.8.

What is the total number of usable host addresses?

1.9.

What is the total number of unusable host addresses?

1.10.

What subnet number and host number is specified by the following IP address:

221.163.175.148
?


2.

Your company
has

the following assigned IP
network number
: 151.46.0.0

You want to set up your company network to limit the number of hosts on each
sub
net to
approximately
250
.

2.1

How many bits must be borrowed from the host b
its to be used for network bits?

2.2

What is the subnet mask that this

setup requires?

2.3

What is the possible number of subnets?

2.4

How many subnets actually can be used?

2.5

How many possible hosts could be on each subnet?

2.6

How many actual hosts could be on each subnet?

2.7


What is the total number of usable host
addresses?

2.
8


What is the total number of unusable host addresses?

2.9


What subnet number and host number is specified by the
following IP address:


151.46.147.163?